I NDUSTR I AL BU I LDI NG SOLUT ION
50
— Power Distribution Motor starting and protection for HVAC Chiller
ABB’s solution for motor Starting and Protection (Air Cooled Chillers)
Offerings for motor rating 0.06 up to 560 kW
3 phse system, 400V, 50Hz
MMS for transformer protection
Tmax XT MA MCCB
Tmax XT MA MCCB
Switch Disconnector
Condenser Fans DOL starter
Condenser Fans DOL starter
Control transformer
MMS MS...
MMS MS...
MMS MS...
MMS MS...
AF contactors
AF contactors
Main controller
Thermal OLR
Thermal OLR
Star/delta timer
Interface relay
On/Off control
Compressor 2
Fan 5
Fan 6
Fan 7
Fan 8
Compressor 1
Fan 1
Fan 2
Fan 3
Fan 4
Emergency stop
Power circuit Control circuit
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